diff --git a/src/renderers/pixi/sprites/circleSprite.ts b/src/renderers/pixi/sprites/circleSprite.ts
index 17bebaf1..9458d7b8 100644
--- a/src/renderers/pixi/sprites/circleSprite.ts
+++ b/src/renderers/pixi/sprites/circleSprite.ts
@@ -32,12 +32,19 @@ export class CircleSprite<N extends Node, E extends Edge> {
 }
 
 
+/**
+ * TODO - generate circle sprites on the fly scaled to the max scale they can be rendered at
+ */
 // export class CircleSprite extends PIXI.Sprite {
-//   maxRadius: number
+//   private _maxRadius: number
 
 //   constructor(texture: PIXI.Texture, maxRadius: number) {
 //     super(texture)
-//     this.maxRadius = maxRadius
+//     this._maxRadius = maxRadius
+//   }
+
+//   scaleToRadius(radius: number) {
+//     this.scale.set(radius / this._maxRadius)
 //   }
 // }